Layout ruler



FIG. 1 is a top, right side and front perspective view showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side view thereof; and,

FIG. 5 is a bottom plan view thereof;

The broken line shown in FIG. 1 is for illustrative purpose only and forms no part of the claimed design. 

The ornamental design for a layout ruler, as shown and described. 